Sinopse
Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast
Episódios
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Moon's Tug Doesn't Cause Big Quakes
19/01/2018 Duração: 01minAn analysis of more than 200 earthquakes over the past four centuries concludes there's no connection between moon phases and big earthquakes. Christopher Intagliata reports.
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Social Media Helps ID Spew Source
18/01/2018 Duração: 03minSurveillance of Yelp restaurant reviews for terms like vomit led researchers to the sources of foodborne illness outbreaks. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Salmonella Could Have Caused 16th-Century Epidemic
17/01/2018 Duração: 01minUsing a new algorithm, geneticists uncovered the pathogen that could have caused a massive epidemic in the Aztec empire: Salmonella bacteria. Christopher Intagliata reports.
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Which Came First, the Proboscis or the Flower?
12/01/2018 Duração: 03minA new fossil find reveals that the sucking tongue of butterflies—or proboscis—appears to have evolved before the emergence of flowers. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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You Live in a Strange Solar System
10/01/2018 Duração: 03minAstronomers found that other star systems tend to host similarly sized exoplanets—far different from ours. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Glow Sticks Help Ecologists Study Amphibians
09/01/2018 Duração: 02minEcologists needed a way to more easily keep track of populations of amphibians, and green glow sticks lit the way.
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Air Force Tracks Final Frontier
03/01/2018 Duração: 03minGeneral Jay Raymond, Commander of Air Force Space Command, talks about keeping watch over space and cyber. Learn more about your ad choices. Visit megaphone.fm/adchoices
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You Traveled Far Last Year
02/01/2018 Duração: 02minGetting around the sun in 2017 was a memorable trip. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Finches Can Learn to Sing Differently Than Their Genetics Dictate
29/12/2017 Duração: 02minThe song training that Bengalese finches received appeared to overcome tempo tendencies baked into their genes. Christopher Intagliata reports.
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Baby Bats Can Learn Different Dialects
28/12/2017 Duração: 03minFruit bats raised hearing different pitches of sounds vocalized in keeping with their aural environment as they matured.
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Mongoose Societies Are Skeptical of Strangers
24/12/2017 Duração: 04minIt takes months for members of a mongoose breeding society to trust newcomers with important tasks like watching for predators. Jason G. Goldman reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Pain and Weather Fail to Connect
23/12/2017 Duração: 02minA big data analysis involving more than 1.5 million patients could find no relationship between weather and complaints to doctors about joint or back pain.
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Finding Further Places for Solar Panels
22/12/2017 Duração: 02minSiting solar panels over rooftops, parking lots, reservoirs and contaminated land could generate heaps of energy—with minimal effects on agriculture or the environment. Christopher Intagliata reports.
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This Fish Emits Damaging Decibels
20/12/2017 Duração: 03minThe Gulf corvina produces a chattering chorus that’s one of the loudest underwater animal sounds on the planet. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Repetitive Sounds Are Music to the Brain
18/12/2017 Duração: 04minRepeating something can render that thing melodious—even the sound of a shovel being dragged across the pavement. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Radiation Might Help Heart Regain Its Rhythm
17/12/2017 Duração: 04minA flash of radiation drastically reduced arrhythmia in a small group of patients, for at least a year after treatment. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Dark Fiber Networks Can Sense Seismicity
15/12/2017 Duração: 04minScientists are exploring the use of fiber-optic cables—like the ones that form the backbone of the internet—to monitor earthquakes. Julia Rosen reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Supermarket Snacking Boosts Sales
14/12/2017 Duração: 01minNoshing while shopping convinces consumers to buy the featured product more often than does simply seeing end-of-aisle displays. Karen Hopkin reports.
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Something Clicks for Dolphin Identification
13/12/2017 Duração: 03minMachine-learning algorithms teased seven distinct dolphin clicking patterns from a library of more than 50 million clicks, identifying one species by sound alone. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Nutrition Guidelines Healthy for the Planet, Too
12/12/2017 Duração: 02minFollowing dietary guidelines would mean eating less meat and dairy—and fewer calories overall—reducing greenhouse gases and other pollution. Julia Rosen reports.